Sgd7S-590A And -780A; Sgd7S-R70F, -R90F, And -2R1F - YASKAWA SGD7S Product Manual

2.2 Block Diagrams

2.2.8 SGD7S-590A and -780A

2.2.8 SGD7S-590A and -780A
L1
Main
circuit
L2
power
supply
L1C
Control
L2C
power
supply
2.2.9

SGD7S-R70F, -R90F, and -2R1F

Main
circuit
power
supply
Control
power
supply
2-16
Varistor
L3
1
2
Voltage
sensor
Varistor
+
−
Status display
CN11 CN12
Option Module Option Module
Varistor
L1
L2
Voltage Relay
sensor drive
Varistor
L1C
L2C
Status display
CN11 CN12
Option Module Option Module
B1/
+
−
Thyristor
drive
Voltage
sensor
Control
power
supply
CN3 CN7
Digital Operator Computer
B1/
+
−
+
−
Voltage
sensor
+
Control
power
−
supply
CN3 CN7
Digital Operator Computer
+
B2
Fan 1 Fan 2
Fan 3
Overheat/overcurrent
Dynamic
protection
brake circuit
Temperature Current
Gate drive
sensor sensor
Analog
voltage
converter
Processor
(PWM control, position/
speed calculations, etc.)
I/O
I/F
CN8
Safety function signals
+ B2
Dynamic
brake circuit
Gate Temperature Current
Gate drive
drive sensor sensor
overcurrent
protection
Analog
voltage
converter
Processor
(PWM control, position/
speed calculations, etc.)
I/O
I/F
CN8
Safety function signals
Fan 4
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
CN6A
MECHATROLINK-III
communications
CN6B
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
CN6A
MECHATROLINK-III
communications
CN6B